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Write clear, useful image alt text

Works with ChatGPT · Claude

What you’ll be able to do

Describe an image so it's accessible and clear, not keyword spam.

The problem

Alt text is skipped or stuffed with keywords, helping no one.

What this skill does

AI writes concise alt text that conveys what matters in the image.

When to use it

  • Use for images on a site, post, or email.
Juni, the One AI Skill guide

Juni’s tip

Juni says: describe what matters, not every pixel — and skip 'image of'.

The prompt

Main prompt
Write alt text for this image: [describe the image and its purpose]. Convey what matters in a short, natural sentence.
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Try it live

Fill in the blanks — your ready-to-use prompt builds as you type.

Your prompt
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Weak vs. better

✗ Weak prompt

write alt text

✓ Better prompt

Write concise alt text for this image — [describe image and its purpose]. Capture what's important for understanding the content in one natural sentence, under ~125 characters, no keyword stuffing or 'image of'.

Why this works

Good alt text conveys the image's meaning to screen readers without bloated keyword stuffing.

Practice task

Try it now

Pick an image and write clear, useful alt text for it.

Self-check

  • Conveys the meaningful content of the image
  • Stays concise (~one sentence)
  • No keyword stuffing or 'image of' filler

Common mistakes to avoid

  • Describing every irrelevant detail
  • Stuffing keywords for SEO
  • Starting with 'image of' needlessly

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